123 lines
4.3 KiB
Java
123 lines
4.3 KiB
Java
/*
|
|
* Copyright (c) 2015, 2021, Oracle and/or its affiliates. All rights reserved.
|
|
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
|
*
|
|
* This code is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License version 2 only, as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* This code is distributed in the hope that it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
* version 2 for more details (a copy is included in the LICENSE file that
|
|
* accompanied this code).
|
|
*
|
|
* You should have received a copy of the GNU General Public License version
|
|
* 2 along with this work; if not, write to the Free Software Foundation,
|
|
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*
|
|
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
|
|
* or visit www.oracle.com if you need additional information or have any
|
|
* questions.
|
|
*/
|
|
|
|
/*
|
|
* @test
|
|
* @key headful
|
|
* @bug 6430601 8198613
|
|
* @summary Verifies that copyArea() works properly when the
|
|
* destination parameters are outside the destination bounds.
|
|
* @run main/othervm CopyAreaOOB
|
|
* @author campbelc
|
|
*/
|
|
|
|
import java.awt.*;
|
|
import java.awt.image.*;
|
|
|
|
public class CopyAreaOOB extends Canvas {
|
|
|
|
private static Robot robot = null;
|
|
|
|
public void paint(Graphics g) {
|
|
int w = getWidth();
|
|
int h = getHeight();
|
|
|
|
Graphics2D g2d = (Graphics2D)g;
|
|
g2d.setColor(Color.black);
|
|
g2d.fillRect(0, 0, w, h);
|
|
|
|
g2d.setColor(Color.green);
|
|
g2d.fillRect(0, 0, w, 10);
|
|
|
|
g2d.setColor(Color.red);
|
|
g2d.fillRect(0, 10, 50, h-10);
|
|
|
|
// copy the region such that part of it goes below the bottom of the
|
|
// destination surface
|
|
g2d.copyArea(0, 10, 50, h-10, 60, 10);
|
|
|
|
Toolkit.getDefaultToolkit().sync();
|
|
|
|
BufferedImage capture = null;
|
|
try {
|
|
Thread.sleep(500);
|
|
if (robot == null) robot = new Robot();
|
|
Point pt1 = getLocationOnScreen();
|
|
Rectangle rect = new Rectangle(pt1.x, pt1.y, 400, 400);
|
|
capture = robot.createScreenCapture(rect);
|
|
} catch (Exception e) {
|
|
throw new RuntimeException("Problems handling Robot");
|
|
}
|
|
// Test pixels
|
|
testRegion(capture, "green", 0, 0, 400, 10, 0xff00ff00);
|
|
testRegion(capture, "original red", 0, 10, 50, 400, 0xffff0000);
|
|
testRegion(capture, "background", 50, 10, 60, 400, 0xff000000);
|
|
testRegion(capture, "in-between", 60, 10, 110, 20, 0xff000000);
|
|
testRegion(capture, "copied red", 60, 20, 110, 400, 0xffff0000);
|
|
testRegion(capture, "background", 110, 10, 400, 400, 0xff000000);
|
|
}
|
|
|
|
public Dimension getPreferredSize() {
|
|
return new Dimension(400, 400);
|
|
}
|
|
|
|
private static void testRegion(BufferedImage bi, String name,
|
|
int x1, int y1, int x2, int y2,
|
|
int expected)
|
|
{
|
|
for (int y = y1; y < y2; y++) {
|
|
for (int x = x1; x < x2; x++) {
|
|
int actual = bi.getRGB(x, y);
|
|
if (actual != expected) {
|
|
throw new RuntimeException("Test failed for " + name +
|
|
" region at x="+x+" y="+y+
|
|
" (expected="+
|
|
Integer.toHexString(expected) +
|
|
" actual="+
|
|
Integer.toHexString(actual) +
|
|
")");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
public static void main(String[] args) {
|
|
boolean show = (args.length == 1) && ("-show".equals(args[0]));
|
|
|
|
CopyAreaOOB test = new CopyAreaOOB();
|
|
Frame frame = new Frame();
|
|
frame.setUndecorated(true);
|
|
frame.add(test);
|
|
frame.pack();
|
|
frame.setLocationRelativeTo(null);
|
|
frame.setVisible(true);
|
|
|
|
try {
|
|
Thread.sleep(3000);
|
|
} catch (InterruptedException ex) {}
|
|
if (!show) {
|
|
frame.dispose();
|
|
}
|
|
}
|
|
}
|